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W21905D160416 — TEE,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

W21905D160416: TEE,TUBE TO BOSS.

The TEE,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, leg_length: 2.617 INCHES NOMINAL FIRST END IN, seat_angle: 12.0 DEGREES SECOND END, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: FLARELESS (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-883-0573, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
W21905D160416
NSN: 4730-00-883-0573
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
leg_length2.617 INCHES NOMINAL FIRST END IN
seat_angle12.0 DEGREES SECOND END
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleFLARELESS (TUBE) FIRST END
surface_treatmentANODIZE OVERALL
nominal_thread_size1.312 INCHES THIRD END IN
thread_quantity_per_inch12 THIRD END
thread_series_designatorUNIFIED NATIONAL JOINT (UNJ) THIRD END
nominal_outside_diameter_tube_accommodated1.000 INCHES FIRST END IN
NSN4730-00-883-0573
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: W21905D160416 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END
•
CONNECTION TYPE: THREADED EXTERNAL BOSS THIRD END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.000 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) THIRD END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
CONNECTION STYLEFLARELESS (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES SECOND END IN
LEG LENGTH1.742 INCHES NOMINAL SECOND END IN
LEG LENGTH2.617 INCHES NOMINAL FIRST END IN
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 1
ER824D160416Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is W21905D160416?
W21905D160416 is a TEE,TUBE TO BOSS.
What parts can replace W21905D160416?
There is 1 known substitute for W21905D160416: ER824D160416. Substitute compatibility should be verified for your specific system.
What is the NSN for W21905D160416?
W21905D160416 is cataloged in the U.S. Government catalog under NSN 4730-00-883-0573. This indicates validated use in U.S. government and defense supply chains.
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